NPR

Can Maternal Fluoride Consumption During Pregnancy Lower Children's Intelligence?

A Canadian study suggests that fluoride consumed by pregnant women can affect the IQ of their children. No single study provides definitive answers, but the findings will no doubt stir debate.
A study conducted in six Canadian cities found a link between maternal consumption of fluoride during pregnancy and intelligence of their offspring.

A study published Monday suggests that fluoride consumed by pregnant women can decrease the IQ of their children. No single study provides definitive answers, but the latest research on this controversial topic will no doubt stir debate.

Fluoride protects teeth from decay, so public health officials celebrate what has been accomplished by putting it in many water supplies. But an associate professor of psychology at York University in Toronto, also wondered about potential downsides.

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